TS/TS P300 Tower Intel C226 chipset, Core i7-4790 ( 3.60GHz / 4C / 8M / 1600 / 84w / T / 2GT ), 1x4GB DDR3-1600, 2TB SATA 7200RPM 3, 5", DVD+-RW DL, Gigabit Ethernet, Integrated SD Card Reader, 280 Watt Fixed, WIN 7 Pro 64 preload/ WIN 8.1 COA+Win 8.1 Pro